红叶碧桃的病虫害防治zairichangyanghuguanlizhongfeichangzhongyao，ruofangzhibudaoweijiuhuiyingxianghongyebitaoguanshangjiazhi。hongyebitaochangjianbinghaiyouliujiaobing、xijunxingchuankongbing、tanjubing、genaibingdeng，changjianchonghaiyouyachong、hongzhizhu、xiaolvyechan、qiujianjie、tianniujiweihainenzhidezuanxinchongdeng。
红叶碧桃常见病虫害的症状：
yachongweihaizhengzhuang：chengchongheyouchongqunjiyezibeimiancixiweihai，beihaiyepiancongyeyuanxiangyebeizongjuan，zuzhibianfeihou，yizhixinshaoshengzhang，yinqiluoye。
细菌性穿孔病危害症状：叶上病斑近圆形，红褐色，直径约2毫米至5毫米，或数个病斑相连成大病斑，病斑边缘有黄绿色晕环，病斑枯死后脱落，形成穿孔，严重时导致落叶。
xiaolvyechanweihaizhengzhuang：yichengchong、ruochongcixiweihaiyepian，beihaiyemianshangzuichuchuxianhuangbaisexiaodian，yanzhongshibandianxianglian，shizhengpianyezibianweicangbaise，tizaoluoye。
liujiaobingweihaizhengzhuang：cibingzhuyaofashengzaizhiganshang，youqizaiyachachuzuiyifasheng。bingbantuqi，liuchudejiaoxianweidanhuangsetoumingshuzhi，ningjiehoujianjianbianweihonghese，yuhouxishuipengzhangchengjiaoti，yanzhongshishupikailie，picengjimuzhibubianhesebingfuxiu，shushizhujianshuairuo，zhizhizhigankusi。
红叶碧桃常见病虫害的防治：
1、zaishengzhangjijie，genjubutonghaichong、zhibingjundeshenghuoshi，zaigewuhouqiduihongyebitaojinxingxixinguancha，jishizhangwobingchonghaidefasheng、fazhanqingkuang，duizhengxiayao，jishijinxinghuaxuefangzhi。
2、zuohaodongjiqingyuangongzuo，qingchukuzhi、luoyejishuxiazacao，guachushuganshangdelaopiranhouxiaohui，cuihuibingchonghaideyuedongchangsuo，shugantubai，jianshaoyuedongbing、chongyuan。
3、dongjigoushifushunongjiafei，gailiangturang，zengqiangshushi，tigaohongyebitaodekangbingnengli。
4、tongguoxiujian，shishuguantongfengtouguang，yijianshaobingchonghaidefasheng。
发现流胶病首先要刮除病斑，再涂抹5波美度石硫合剂或生石灰粉，两天后再喷70%甲基托布津或50%多菌灵20至30倍液进行防治；小绿叶蝉发生期，叶面喷施25%马拉硫磷乳油1200倍液或2.5%敌杀死2500倍液进行防治；蚜虫发生期，叶面喷施10%吡虫啉3000倍液进行防治；红蜘蛛发生期，叶面喷施三氯杀螨醇1000倍液进行防治等。
tongguoyishangfangfajikeyouxiaokongzhihefangzhihongyebitianchangjianbingchonghaidefasheng。
